William O'Dwyer

William O'Dwyer (11 July 1890-24 November 1964) was Mayor of New York City from 1 January 1946 to 31 August 1950, succeeding Fiorello H. La Guardia and preceding Vincent R. Impellitteri.

Biography
William O'Dwyer was born in Bohola, County Mayo, Ireland in 1890, and he immigrated to the United States in 1910 after abandoning his studies for the priesthood. After receiving his law degree in 1923, he became a court judge in Brooklyn, and he became the Kings County district attorney in November 1939; he became a national celebrity for prosecuting Murder, Inc.. He lost the 1941 mayoral election to the Republican candidate Fiorello H. La Guardia, and he joined the US Army during World War II and rose to the rank of Brigadier-General. In 1945, with the backing of Tammany Hall, he won the mayoral election, and he worked to have Manhattan become the permanent home of the United Nations. In 1950, he resigned due to a police corruption scandal, and he served as ambassador to Mexico from 1950 to 1952. He died in 1964.